1272636

素因数分解:

$2^2\times 3^2\times {\mathrm{23}}^1\times {\mathrm{29}}^1\times {\mathrm{53}}^1$

素因数の和:115

約数の個数: 72

約数和(自身を含む): 3538080

約数和(自身を除く): 2265444

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 23, 29, 36, 46, 53, 58, 69, 87, 92, 106, 116, 138, 159, 174, 207, 212, 261, 276, 318, 348, 414, 477, 522, 636, 667, 828, 954, 1044, 1219, 1334, 1537, 1908, 2001, 2438, 2668, 3074, 3657, 4002, 4611, 4876, 6003, 6148, 7314, 8004, 9222, 10971, 12006, 13833, 14628, 18444, 21942, 24012, 27666, 35351, 43884, 55332, 70702, 106053, 141404, 212106, 318159, 424212, 636318, 1272636]

約数ペア:

[(1, 1272636), (2, 636318), (3, 424212), (4, 318159), (6, 212106), (9, 141404), (12, 106053), (18, 70702), (23, 55332), (29, 43884), (36, 35351), (46, 27666), (53, 24012), (58, 21942), (69, 18444), (87, 14628), (92, 13833), (106, 12006), (116, 10971), (138, 9222), (159, 8004), (174, 7314), (207, 6148), (212, 6003), (261, 4876), (276, 4611), (318, 4002), (348, 3657), (414, 3074), (477, 2668), (522, 2438), (636, 2001), (667, 1908), (828, 1537), (954, 1334), (1044, 1219)]